Answer:

Step-by-step explanation:
Given:
--- Position
--- Change
Required
Find the new position
The new position is calculated as:






The correct answer is 3
the triangle sides are equal. so :

good luck
F(x)=-2x+8
This is because f(x) is the same as writing y so therefore you have to change the equation to 4x+2y=16 so you have Y=-2x+8